Which type of sensory receptor responds to stimuli resulting from physical or chemical damage to tissue?
a) Photoreceptors
b) Mechanoreceptors
c) Proprioceptors
d) Nociceptors
e) Thermoreceptors
(
Question 2) What is the purpose of the nucleus pulposus region of intervertebral discs?
a) To compress the vertebral bones
b) To help absorb vertical shock to the spinal column
c) Calcium storage
d) Spinal fluid reservoir
e) Muscle attachment
(
Question 3) What type of special movement occurs in your clavicles at your acromioclavicular and sternoclavicular joints when you cross your arms in front of your body?
a) Protraction
b) Retraction
c) Inversion
d) Eversion
e) Supination
(
Question 4) Skeletal muscle contraction will continue to occur as long as the following chemicals are available in the cytosol of the muscle fiber.
a) ATP and acetylcholine (ACh)
b) calcium ions and ATP
c) ACh and potassium ions
d) sodium ions and ATP
e) calcium and ACh
(
Question 5) Olfactory receptors are found
a) throughout the nasal cavity.
b) only in the superior portion of the nasal cavity.
c) only in the inferior portion of the nasal cavity.
d) from the vestibule to the pharynx.
e) only in the mid-nasal ridges.
(
Question 6) Water and sodium chloride are examples of inorganic molecules.
Indicate whether this statement is true or false.
(
Question 7) Which of the following does NOT describe the sympathetic division of the ANS?
a) Ganglia primarily found in the head
b) Stimulates sweat glands
c) Synapses with smooth muscle in blood vessel walls
d) Short preganglionic neurons
e) Thoracolumbar output
(
Question 8) Given that the mass of an oxygen atom is 16 amu and that of a hydrogen atom is 1 amu, 1 mole of water would be equal to
A. 17 amu.B. 18 amu.C. 15 grams.D. 18 grams.E. 6.02 1023 grams.
(
Question 9) Which of the following is a fluid-filled cavity located in each hemisphere of the cerebrum?
a) Lateral ventricle
b) Septum pellucidum
c) Fourth ventricle
d) Third ventricle
e) Corpus callosum
(
Question 10) Which type of descending motor pathway conveys nerve impulses that originate in the cerebral cortex and are destined to cause precise, voluntary movements of skeletal muscles?
a) Indirect pathway
b) Direct pathway
c) Reflex arc
d) Somatic arc
e) Muscle spindle
Quick Reply
