Upper-Year Courses

anatomy and physiology

anatomy and physiology

stimulation of the beta receptors on the heart mucles cells results in ?

berfrye   1312   3 Replies

DJ

anatomy and physiology

anatomy and physiology

Hi,can someone please answer this for me.thanks in advance




Muscarinic receptors...?
A) are activated by acetylcholine
B) are located on the surface of ganglion cells in both the sympathetic and parasympathetic n

berfrye   1511   4 Replies

berfrye

anatomy and physiology

anatomy and physiology

does any one have answers to physioex 8.0 for A&P exercise 5,
need help please for activities 1-3

berfrye   981   1 Reply

MedicLife

PHYSIOEX 8.0 ANATOMY AND PHYSIOLOGY EXERCISE 5

PHYSIOEX 8.0 ANATOMY AND PHYSIOLOGY EXERCISE 5

i kindly need help with this .physioex 8.0 for A&P EXERCISE 5


PAGE 65 EXXERCISE 5
1.What happened to the fluid flow rate as the radius of the flow
tube was increased?
Cardiovascular Dynamics 65
FIGURE 5.1 Open

berfrye   9905   6 Replies

POCKY

anatomy and physiology multiple choice questions

anatomy and physiology multiple choice questions

someone kindly answer these two please


1.  Blood pressure increases with all of the following, except? 
      a.  increased cardiac output
      b.  peripheral resist

berfrye   3746   2 Replies

berfrye

How can I make my own CRISPR CAS9?

How can I make my own CRISPR CAS9?

CRISPR CAS9 kits are just really too expensive for me to purchase.
How can I make my own CRISPR CAS9 to use?

bioflea   863   1 Reply

bio_man

RNA isolation from brain sections

RNA isolation from brain sections

Hi,

I'm looking to isolate RNA from brain sections under two conditions. First are punches from fresh vibratome slices. I've been told that the time it takes to cut the sections and then punch them is too long for good RNA isolat

biomart   1314   1 Reply

rsb

How does PCA reduce the dimension of a statistical problem? How do you select the reduced dimension

How does PCA reduce the dimension of a statistical problem? How do you select the reduced dimension

Principal Components Analysis is described as a method of 'dimension reduction'. How does PCA reduce the dimension of a statistical problem? How do you select the reduced dimension for your problem.

bio_man   838   3 Replies

bio_man

activity 6: comparitive spirometry

activity 6: comparitive spirometry

activity 6: comparitve spirometry:

23) what effect did acute asthma attack breathing have on FVC and FEV1?

25) describe the effect that the inhaler medication had on the FVC anf FEV1

26) did the values return to norma

birdistheword   1835   2 Replies

duddy

discrepancy b/t lower and upper div courses

discrepancy b/t lower and upper div courses

why is it that all the stuff we learned in lower div courses are contradictory in upper div?

bobaholic   546   1 Reply

bio_man

PhysioEx Exercise 7

PhysioEx Exercise 7

I did it here before I just don't remember where I went, does anyone know where I can get the link to to do the actual lab myself? I did it on a past exercise and I got the link off this website. Does anyone know or have the link for Exercise 7?

boobopgrl   2220   1 Reply

duddy

Describe why Ringer’s solution is required to maintain heart contractions.

Describe why Ringer’s solution is required to maintain heart contractions.

1.   Which of the following types of muscle tissue can depolarize spontaneously in the absence of any external stimulation:
a.   Skeletal muscle
b.   Smooth muscle    
c.   Cardiac muscle
d.   All of the above
2.   Look at Figure 6.1, the

britni1186   7023   2 Replies

George

How does gel electrophoresis help determine relatedness in a species?

How does gel electrophoresis help determine relatedness in a species?

A. It matches mRNA.
 B. It shows mutations.
 C. It compares DNA.
 D. It predicts adaptations.

bug2012   2183   1 Reply

mickey27121

What permits gel electrophoresis to separate fragments of DNA?

What permits gel electrophoresis to separate fragments of DNA?

a.) Differeneces in the sizes of DNA fragments only.
b.) The number of the negative charges on the fragments only.
c.) The net charge (negative or positive) on the fragments only.
d.) The size and net charge (negative or positive) on the fragments.

bugbugs4   1216   1 Reply

NursingStud

What are the limits to U.S. long term economic growth?

What are the limits to U.S. long term economic growth?

What are the limits to the U.S. long-term economic growth? Is there anything that our government can do to address these limits, or would it be a bad idea to try?

cactimedic235   3245   2 Replies

padre

Does anyone have the blood lab review (not physioEx)?

Does anyone have the blood lab review (not physioEx)?

Hi, does anyone have the blood lab review from Elaine marieb katja Joehn, 8th edition. actually, any edition would work

caker   1036   1 Reply

bio_man

physioex cardiovascular physiology Review sheet

physioex cardiovascular physiology Review sheet

questions 3-5
and questions 11-20
will to exchange help!

canole02   3665   1 Reply

duddy

Can someone help with PhysioEx Review 3?

Can someone help with PhysioEx Review 3?

I'd like to compare answers with someone on this section.

carabear   1296   2 Replies

sclowers

Problem with Fibroblasts cell culture from a skin biopsy

Problem with Fibroblasts cell culture from a skin biopsy

Hi everyone!

Hope that someone can help me with this issue:
I have been trying to obtain fibroblast cells from a 3,5 mm skin biopsy from belly skin and from behind the ear with an enzyme digestion protocol.
Even though we can see

CelesteAvalos   835   2 Replies

savio

The Essential Cosmic Perspective 6th Edition

The Essential Cosmic Perspective 6th Edition

Does anyone have the answers for Chapters 11-18.  Question:  When I search for the answer to my question I get the message Download PDF Creator, but nothing is there.

Am I doing something wrong?  HELP!!!!!1

chamrock   2580   1 Reply

bio_man

How can this problem be started? Serial diution problem using DNA stock solution

How can this problem be started? Serial diution problem using DNA stock solution

It says: 
You are given 10 µL of a DNA stock solution that has 1.0 µg target DNA/µL. The target DNA molecule is 2.9 kb in length.

Describe a set of serial dilutions that would yield a standard curve with the following concentrat

chapstick323   3559   6 Replies

duddy

Does the pacinian corpuscle

Does the pacinian corpuscle

The olfactory receptor also contains a membrane protein that recognizes isoamyl acetate and, via several other molecules, transduces the odor stimulus into a receptor potential. Does the Pacinian corpuscle likely have this isoamyl acetate receptor pr

Charmon   552   1 Reply

bio_man

Physioex 8.0- Process of Digestion

Physioex 8.0- Process of Digestion

I am stuck on two questions, activity 3 (effects of pepsin on BAPNA)- please help!

Q1: Using the simulation, design an experiment that would allow you to test how the amount of BAPNA digestion varies with time. What is your conclusion?

chilipepper554   5456   3 Replies

duddy

Biological vs. Technical replicates and data processing, so confused!

Biological vs. Technical replicates and data processing, so confused!

How do you combine data from biological replicates that contain technical replicates into one set of data that represents an average for a repeated experiment with a n of > 3?

Example: Say I have cancer line X and drug Y. What I do:

CityD   996   1 Reply

colleen

evr stimullation in exersice 7

evr stimullation in exersice 7

What would be an example of an everyday respiratory event the ERV button simulates

CKROBSON   2005   1 Reply

bio_man

Physio Ex 8 Respiratory Mechanics (Ex 9 or chap 22)

Physio Ex 8 Respiratory Mechanics (Ex 9 or chap 22)

Any help at all would be a godsend.  Activity  6

clayton   2184   1 Reply

bio_man

trihybrid cross constructing a map of the genes

trihybrid cross constructing a map of the genes

On chromosome #2 of the fruit fly there are three linked genes: vestigial, black, brown or bl-vg-br.  bl is in the middle.  In my parental cross there a vestigial black brown fly is mated with a wild type fly.  All F1 are wild type.&nb

confused_student   3063   2 Replies

duddy

dihybrid cross with possible epistasis involved

dihybrid cross with possible epistasis involved

Using this data could you help me figure out if these genes are linked and if they are what’s the map distance between them? 
This is a dihybrid cross working with fruit flies.  Parental generation is a sepia eyed male x apterous fema

confused_student   4955   2 Replies

sarah!

EXERCISE 4: Endocrine System Physiology

EXERCISE 4: Endocrine System Physiology

Can someone please help me with these.

EXERCISE 4:  Endocrine System Physiology

1.   The baseline metabolic rate (BMR) of the normal rat was approximately ________ ml O2/kg/hr.

2.   True or False:  The BMR o

cphnry   11554   7 Replies

star

Gitlow is an important case because it _____.

Gitlow is an important case because it _____.

Gitlow is an important case because it _____.

cuaz29   1951   1 Reply

biolove

Restriction Digestion and Agarose Gel Electrophoresis of Plasmid DNA

Restriction Digestion and Agarose Gel Electrophoresis of Plasmid DNA

I completed a lab in which an isolated plasmid DNA was used for the restriction analysis using two different restriction endonucleases. One enzyme was BamHI and the other EcoRI. After performing a restriction digestion in combination with agarose gel

dab353   2852   4 Replies

bio_man

Polymerase Chain Reaction

Polymerase Chain Reaction

I conducted a a polymerase chain reaction last week in my biomedical class. We were amplifying TPA-25 ALU.

A question which I don't know how to answer is what amplified fragments of approximately 400 and 2000 bp conclude?

dab353   2299   2 Replies

dab353

How are anti bodies fixated to ELISA wells?

How are anti bodies fixated to ELISA wells?

I would like to just know the general  procedure in which an antibody meant to catch the other antibody or the analite is fixated to the coating (and what the coating is made of ) in the ELISA well.
as they are given already made

Daniel from BCS   1377   3 Replies

biology101

Hormonal levels in fish

Hormonal levels in fish

Im studying a snapper, Lutjanus peru for my masters thesis
i have a lot information about many things of the fish, im working with broodstock born in captivity.
im trying to find out its hormone levels (E2, T and 11KT) before, during

Daniel from BCS   631   1 Reply

lribanda

What is the equation of the reactions involved in the standardization of sulfuric acid and assay of NaHCO3?

What is the equation of the reactions involved in the standardization of sulfuric acid and assay of NaHCO3?

What is the equation of the reactions involved in the standardization of sulfuric acid and assay of NaHCO3?

datoledo88   2974   1 Reply

micronut

PBST and PBS Solutions in Immunohistochemistry?

PBST and PBS Solutions in Immunohistochemistry?

I've been interning at a lab, and theyve been having me stain some slides with an immunohistochemistry technique. Basically the protocol involves dewaxing the tissues, rehydrating with alcohol, blocking, then applying primary antibody, and then secon

daveydickler   1427   1 Reply

teresal58

Help to refine scientific dissertation topic on Honey Bees?

Help to refine scientific dissertation topic on Honey Bees?

I have a 5000-6000 word dissertation to write on any scientific topic of my choice, to which I choose to study Honey Bees or Bees in general. However, the more I research, the more information I find and the more difficult it is to refine my search t

dcgreen   475   1 Reply

tryingtostudy

physioex 9.0

physioex 9.0

hi does anyone have answers to physioex 9.0 exercise 3 please

divya   983   1 Reply

duddy

Physioex Exericise 4.

Physioex Exericise 4.

I need help!! Im soo confused

dnavas   1076   3 Replies

dnavas

Use the following gene in protein synthesis:

Use the following gene in protein synthesis:

 Use the following gene in protein synthesis:
 TAGGACCATTTTAGCCCC
 o  Show the mRNA.
 o  Show the tRNA.
 o  Name the amino acids that will be placed in the polypeptide chain

help

domenicog   2773   1 Reply

duddy