module 1 MC

Which of the following best defines the term proprioception?

• A. ability to sense changes in temperature

• B. ability to feel pain

• C. understanding where body parts are in space

• D. sense of smell

Which of the following types of receptors sends signals about pain

to the central nervous system (CNS)?

• A. Proprioceptors

• B. Thermoreceptors

• C. Mechanoreceptors

• D. Nociceptors

Which of the following tracts in the spinal cord carries sensory

information regarding pain?

• A. Corticospinal tract

• B. Spinothalamic tract

• C. Posterior column

• D. Extrapyramidal pathways

You drank too much coffee before exam 4 and are now having dull,

diffuse, crampy abdominal pain. The nerve fibers responsible for

sending information about this type of pain include:

• A. A delta fibers

• B. A beta fibers

• C. C fibers

• D. thermoreceptors

The hair cells are the receptors that transduce sensory signals

regarding which of the following?

• A. Vision

• B. Hearing

• C. Equilibrium

• D. Both B and C

Which part of the brain processes visual information

• A. Occipital lobe

• B. Frontal lobe (personality)

• C. Parietal lobe (sensory information)

• D. Temporal lobe (hearing)

The photoreceptors responsible for enabling color vision are

which of the following?

• A. Rods (night visisn black and white)

• B. Cones

• C. Rhodopsin

• D. Hair cells

Binocular vision is made possible by which of the following

structures?

• A. Ciliary muscle

• B. Retina

• C. Lens

• D. Optic chiasm

The lens of the eye refracts light onto which of the following

structures?

• A. Optic chiasm

• B. Retina

• C. Choroid

• D. Aqueous humor

The tympanic membrane is best defined as which of the

following?

• A. Produces vibrations in response to sound waves.

• B. Amplifies sound waves

• C. Contains hair cells that depolarize when they bend.

• D. Produces ear wax

How do lipid-soluble hormone receptors cross the plasma membrane?

• A. Diffusion

• B. Osmosis

• C. Endocytosis

• D. Active transport

Which best explains why hormones only act on certain parts of the

body?

• A. receptor binding

• B. negative feedback mechanisms

• C. diffusion

• D. active transport

Stimulation of the insulin-secreting cells of the pancreas is an

example of which type of control?

• A. Substrate-level dependent

• B. Reverse control

• C. Positive feedback (amplifies)

• D. Negative feedback (reduce)

Corticotropin releasing hormone (CRH) stimulates the release of:

• A. Adrenocorticotropic Hormone (ACTH)

• B. Thyroid Stimulating Hormone (TSH)

• C. Prolactin

• D. Oxytocin

Antidiuretic Hormone (ADH) has which of the following effects?

• A. induces uterine contractions.

• B. promotes excretion of water from the kidneys.

• C. increases urine output

• D. increases the thirst sensation

The alpha cells o the pancreas secrete:

• A. insulin

• B. glucagon

• C. renin

• D. cortisol

Which hormone stimulates the release of glucose into the

bloodstream?

• A. aldosterone

• B. testosterone

• C. estrogen

• D. cortisol

What hormone is the primary determinant of basal metabolic

rate?

• A. insulin

• B. epinephrine

• C. oxytocin

• D. thyroid hormone

Which is the main plasma protein that helps pull water from the

interstitial fluid into capillaries?

• A. red blood cells

• B. albumin

• C. fibrinogen

• D. immunoglobulins

A person with both anti-A and anti-B antibodies has which ABO

blood type?

• A. Type A

• B. Type B

• C. Type O

• D. Type AB

Each hemoglobin molecule is able to bind ________ oxygen

molecules?

• A. two

• B. four

• C. six

• D. eight

Which of the following best describes the function of red blood

cells?

• A. Red blood cells play a role in hematopoiesis

• B. Red blood cells play a role in hemostasis

• C. Red blood cells are involved in immune defense

• D. Red blood cells bind and carry oxygen

Hematopoiesis takes place in the:

• A. Blood stream

• B. Lymphatic tissue

• C. Red bone marrow

• D. Yellow bone marrow