General Biology

Substance P _____. (Multiple Choice)

Substance P _____. (Multiple Choice)

Substance P _____.
 
  a. increases pain-related signals
  b. is a natural painkiller
  c. is the active ingredient in aspirin

Question 2

The middle ear functions in _____.

bgarlipp   33   2 Replies

bgarlipp

Color vision begins with stimulation of _____.

Color vision begins with stimulation of _____.

Color vision begins with stimulation of _____.
 
  a. hair cells c. cone cells
  b. rod cells d. neuroglia

Question 2

The organ of Corti contains receptors that signal in resp

Ebridges85   56   2 Replies

Ebridges85

When you view a close object your lens gets _____.

When you view a close object your lens gets _____.

When you view a close object your lens gets _____.
 
  a. flatter c. darker
  b. rounder d. cloudier

Question 2

Visual accommodation involves adjustment to the shape of the __

anja@phs.ae   32   2 Replies

anja@phs.ae

_____ stimulation causes the pupil to widen.

_____ stimulation causes the pupil to widen.

_____ stimulation causes the pupil to widen.
 
  a. Sympathetic b. Parasympathetic

Question 2

Defective _____ cause color blindness.
 
  a. hair cells c. cone cells

RedManchester23   36   1 Reply

lizzynorris

Antidiuretic hormone is produced in the hypothalamus be distributed from the _____.

Antidiuretic hormone is produced in the hypothalamus be distributed from the _____.

Antidiuretic hormone is produced in the hypothalamus be distributed from the _____.
 
  a. anterior pituitary c. kidney
  b. posterior pituitary d. pineal gland

Question 2

___

RICHDANGER123   36   2 Replies

RICHDANGER123

Steroid hormones are synthesized from _____.

Steroid hormones are synthesized from _____.

Steroid hormones are synthesized from _____.
 
  a. amines c. proteins
  b. peptides d. cholesterol

Question 2

Overproduction of _____ causes gigantism.
 
  a. grow

solaiman   50   1 Reply

Quam13

The pituitary detects a rising hormone concentration in blood and inhibits the gland secreting the ...

The pituitary detects a rising hormone concentration in blood and inhibits the gland secreting the ...

The pituitary detects a rising hormone concentration in blood and inhibits the gland secreting the hormone. This is a ________ feedback loop.
 
  Fill in the blank(s) with correct word

Question 2[/co

rolab97   25   3 Replies

Mikestreff

Secretion of _____ stimulates breakdown of bone.

Secretion of _____ stimulates breakdown of bone.

Secretion of _____ stimulates breakdown of bone.
 
  a. glucagon c. thyroid hormone
  b. melatonin d. parathyroid hormone

Question 2

The _____ has endocrine and exocrine functions

G.zepp   32   3 Replies

RobinRKP

During stressful times, the adrenal glands increase their secretion of _____.

During stressful times, the adrenal glands increase their secretion of _____.

During stressful times, the adrenal glands increase their secretion of _____.
 
  a. iodine c. cortisol
  b. antidiuretic hormone d. secretin

Question 2

Exposure to light ____

dfysb54w   23   2 Replies

dfysb54w

The _____ shrinks in size after puberty.

The _____ shrinks in size after puberty.

The _____ shrinks in size after puberty.
 
  a. pancreas c. pineal gland
  b. pituitary d. thymus

Question 2

The male sex hormone testosterone is secreted in response to a hormo

ornobtizzi   25   3 Replies

magn0117

People who have type 1 diabetes cannot make _____ and must inject it. (Fill in the blank)

People who have type 1 diabetes cannot make _____ and must inject it. (Fill in the blank)

People who have type 1 diabetes cannot make _____ and must inject it.
 
  Fill in the blank(s) with correct word

Question 2

True or false? The steroid hormone ecdysone is made by i

reubank   25   2 Replies

reubank

Bones are _____. (Multiple Choice)

Bones are _____. (Multiple Choice)

Bones are _____.
 
  a. mineral reservoirs
  b. skeletal muscle's
  c. sites where blood cells form (some bones only)
  d. all of these

Question 2

A hydrostatic skel

Preet   27   3 Replies

tvincent

A ligament connects _____. (Multiple Choice)

A ligament connects _____. (Multiple Choice)

A ligament connects _____.
 
  a. bones at a joint c. a muscle to a tendon
  b. a muscle to a bone d. a tendon to a bone

Question 2

Bones move when _____ muscles contract.

claudiawong05   52   2 Replies

claudiawong05

Action of the _____ muscle is opposed by action of the triceps muscle. (Fill in the blank)

Action of the _____ muscle is opposed by action of the triceps muscle. (Fill in the blank)

Action of the _____ muscle is opposed by action of the triceps muscle.
 
  Fill in the blank(s) with correct word

Question 2

Bone breakdown is stimulated by _____.
 
  a

khalasar99   82   2 Replies

khalasar99

In sarcomers, phosphate-group transfers from ATP activate _____.

In sarcomers, phosphate-group transfers from ATP activate _____.

In sarcomers, phosphate-group transfers from ATP activate _____.
 
  a. actin c. both
  b. myosin d. neither

Question 2

Skeletal muscle can only _____ bones.
 
  a.

Alexis23   41   1 Reply

ajx47

ATP for muscle contraction can be formed by _____.

ATP for muscle contraction can be formed by _____.

ATP for muscle contraction can be formed by _____.
 
  a. aerobic respiration c. creatine phosphate breakdown
  b. lactate fermentation d. all of these

Question 2

A sarcomere sh

nmar   50   3 Replies

吳家良

A motor unit is _____. (Multiple Choice)

A motor unit is _____. (Multiple Choice)

A motor unit is _____.
 
  a. a muscle and the bone it moves
  b. two muscles that work in opposition
  c. the amount a muscle shortens during contraction
  d. a motor neuron and the muscle fibers it controls

[colo

sslong79   42   3 Replies

lorrkelly1

Muscular dystrophy _____. (Multiple Choice)

Muscular dystrophy _____. (Multiple Choice)

Muscular dystrophy _____.
 
  a. is a genetic disorder
  b. is a type of food poisoning
  c. can be prevented with a vaccine
  d. is caused by a virus
  e. both can be prevented with a vaccine and is caused by a virus[b

Princessklo82   27   3 Replies

tcshepherd13

In _____ blood flows through two completely separate circuits.

In _____ blood flows through two completely separate circuits.

In _____ blood flows through two completely separate circuits.
 
  a. birds c. fish
  b. mammals d. both birds and mammals

Question 2

All vertebrates have _____.
 

bector215   32   2 Replies

bector215

The fluid portion of blood is _____. (Fill in the blank)

The fluid portion of blood is _____. (Fill in the blank)

The fluid portion of blood is _____.
 
  Fill in the blank(s) with correct word

Question 2

The _____ circuit carries blood to and from lungs.
 
  Fill in the blank(s) with c

Darryl2057   25   3 Replies

Hoepforbuddha

Most oxygen in blood is transported _____.

Most oxygen in blood is transported _____.

Most oxygen in blood is transported _____.
 
  a. in red blood cells
  b. in white blood cells
  c. bound to hemoglobin
  d. both in red blood cells and bound to hemoglobin

Question 2[

Groanier   82   3 Replies

qurat.ain46

Contraction of _____ drives the flow of blood through the aorta and pulmonary arteries.

Contraction of _____ drives the flow of blood through the aorta and pulmonary arteries.

Contraction of _____ drives the flow of blood through the aorta and pulmonary arteries.
 
  a. atria b. ventricles

Question 2

Blood flows directly from the left atrium to _____.

buttssss   52   3 Replies

kzabec

At rest, the largest volume of blood is in _____.

At rest, the largest volume of blood is in _____.

At rest, the largest volume of blood is in _____.
 
  a. arteries c. capillaries
  b. veins d. arterioles

Question 2

Blood pressure is highest in the _____ and lowest in the _

Atir   66   2 Replies

Atir

A pulmonary _____ carries oxygen-poor blood. (Fill in the blank)

A pulmonary _____ carries oxygen-poor blood. (Fill in the blank)

A pulmonary _____ carries oxygen-poor blood.
 
  Fill in the blank(s) with correct word

Question 2

Which human heart chamber has the thickest wall?
 
  What will be an i

vr   40   1 Reply

drewsy20

Which is more dangerous? (Multiple Choice)

Which is more dangerous? (Multiple Choice)

Which is more dangerous?
 
  a. atrial fibrillation b. ventricular fibrillation

Question 2

Lymph nodes filter _____.
 
  a. blood c. plasma
  b. lymph d. all of the

courtney4264   47   1 Reply

katkatkat

Which of the following is not considered to be part of an innate immune response?

Which of the following is not considered to be part of an innate immune response?

Which of the following is not considered to be part of an innate immune response?
 
  a. phagocytic cells e. inflammation
  b. fever f. complement activiation
  c. histamines g. antigen-presenting cells
  d. cytokines h. non

bokaro   48   2 Replies

bokaro

Activated complement proteins _____. (Multiple Choice)

Activated complement proteins _____. (Multiple Choice)

Activated complement proteins _____.
 
  a. form pore complexes c. attract phagocytes
  b. promote inflammation d. all of these

Question 2

Which of the following is not consid

sunshine938   59   3 Replies

ilovephysics

Name a defining characteristic of innate immunity. What will be an ideal ...

Name a defining characteristic of innate immunity. What will be an ideal ...

Name a defining characteristic of innate immunity.
 
  What will be an ideal response?

Question 2

_____ trigger immune responses.
 
  a. Cytokines d. Antigens
  b. Ly

D_o_m   42   2 Replies

D_o_m

Antibodies are _____. (Multiple Choice)

Antibodies are _____. (Multiple Choice)

Antibodies are _____.
 
  a. antigen receptors c. proteins
  b. made only by B cells d. all of these

Question 2

Name a defining characteristic of adaptive immunity.
 

Goose7701   37   3 Replies

newstudent

Cell-mediated responses work against _____. (Multiple Choice)

Cell-mediated responses work against _____. (Multiple Choice)

Cell-mediated responses work against _____.
 
  a. intracellular pathogens
  b. extracellular pathogens
  c. cancerous cells
  d. both intracellular pathogens and extracellular pathogens
  e. both intracellular pathogen

madisonraynor_   32   1 Reply

domsantos1998

Allergies occur when the body responds to _____.

Allergies occur when the body responds to _____.

Allergies occur when the body responds to _____.
 
  a. pathogens c. normally harmless substances
  b. toxins d. all of these

Question 2

_____ are targets of cytotoxic T cells.

qwerqwerqer   26   1 Reply

sosobon

In _____ gas exchange occurs at the body surface and gas is distributed by diffusion alone.

In _____ gas exchange occurs at the body surface and gas is distributed by diffusion alone.

In _____ gas exchange occurs at the body surface and gas is distributed by diffusion alone.
 
  a. earthworms c. frogs
  b. flatworms d. insects

Question 2

Respiratory protein

becca29   47   3 Replies

leah.kahler3

In human lungs, gas exchange occurs at the _____.

In human lungs, gas exchange occurs at the _____.

In human lungs, gas exchange occurs at the _____.
 
  a. two bronchi c. alveolar sacs
  b. pleural sacs d. both pleural sacs and alveolar sacs

Question 2

Countercurrent flow o

krystian   58   1 Reply

ahleaders

During inhalation _____. (Multiple Choice)

During inhalation _____. (Multiple Choice)

During inhalation _____.
 
  a. the thoracic cavity expands
  b. the diaphragm relaxes
  c. atmosphereic pressure declines

Question 2

When you breathe quietly, inhalation

Eminoa   57   1 Reply

AllisonHope3

_____ binds to hemoglobin more strongly than oxygen does.

_____ binds to hemoglobin more strongly than oxygen does.

_____ binds to hemoglobin more strongly than oxygen does.
 
  a. Carbon dioxide c. Oxyhemoglobin
  b. Carbon monoxide d. Carbonic anhydrase

Question 2

What type of metal assoc

sila   75   2 Replies

sila

The hormone erythropoietin causes _____. (Multiple Choice)

The hormone erythropoietin causes _____. (Multiple Choice)

The hormone erythropoietin causes _____.
 
  a. increased heart rate c. red blood cell formation
  b. deeper breathing d. all of these

Question 2

Carbonic anhydrase in red blood

EmpressDina   41   2 Replies

EmpressDina

True or false? Human lungs hold some air even after forced exhalation. (True or false?)

True or false? Human lungs hold some air even after forced exhalation. (True or false?)

True or false? Human lungs hold some air even after forced exhalation.
 
  Indicate whether the statement is true or false

Question 2

_____ in arteries sense changes in the acidity

antionett15   24   3 Replies

Stewart

What type of organism causes tuberculosis? What will be an ideal ...

What type of organism causes tuberculosis? What will be an ideal ...

What type of organism causes tuberculosis?
 
  What will be an ideal response?

Question 2

The diaphragm is a _____ muscle.
 
  a. smooth
  b. skeletal
  c. cardiac

petrajanejob   26   2 Replies

petrajanejob

Protein digestion begins in the _____.

Protein digestion begins in the _____.

Protein digestion begins in the _____.
 
  a. mouth c. small intestine
  b. stomach d. large intestine

Question 2

A digestive system functions in _____.
 
  a. secr

Preet   53   2 Replies

Preet

Bile has a role in _____ digestion and absorption.

Bile has a role in _____ digestion and absorption.

Bile has a role in _____ digestion and absorption.
 
  a. carbohydrate c. protein
  b. fat d. amino acid

Question 2

Most nutrients are absorbed in the _____.
 
  a.

supernumerary   58   3 Replies

Nax101