1)
figure 11-2 major posterior skeletal muscles
identify the muscle labeled “2”
a) deltoid
b) teres major
c) sternocleidomastoid
d) trapezius
e) anconeus
2) the layer of the meninges in direct contact with the spinal cord is the
a) dura mater.
b) subarachnoid space.
c) arachnoid.
d) pia mater.
e) choroid plexus.
3) what vessels hold the largest percentage of the blood supply?
a) artery
b) arteriole
c) capillary
d) venule
e) vein
4) the intrinsic pathway of coagulation is activated by the
a) sticking of platelets to damaged tissue.
b) activation of factor xii exposed to collagen.
c) release of tissue factor (factor iii) by damaged endothelium.
d) release of heparin from the liver.
e) conversion of prothrombin to thrombin.
5) the average time between synthesis and breakdown is known as the ________ time.
a) metabolism
b) anabolism
c) catabolism
d) specificity
e) turnover
6) drugs that block the beta-one adrenergic receptors will
a) increase heart rate.
b) decrease heart rate.
c) increase contractility.
d) increase cardiac output.
e) decrease the end-systolic volume.
7) the palpebrae are connected at the
a) eyelids.
b) lateral and medial canthus.
c) lacrimal caruncle.
d) chalazion.
e) conjunctiva.
8) when placed in water, an inorganic compound dissociates 99 percent, forming
hydrogen ions and anions. this compound would be
a) a strong base.
b) a weak base.
c) a strong acid.
d) a weak acid.
e) a salt.
9) voltage-gated channels are present
a) at the motor end plate.
b) on the surface of dendrites.
c) in the membrane that covers axons.
d) on the soma of neurons.
e) along the perikaryon of neurons.
10) which of the following is not a function of the digestive system?
a) mechanical processing
b) absorption
c) compaction
d) ingestion
e) filtration
11) an inhaler used to treat airway constriction in asthma or allergy might contain a
drug that
a) activates 1 adrenergic receptors.
b) activates 2 adrenergic receptors.
c) activates muscarinic cholinergic receptors.
d) blocks 2 adrenergic receptors.
e) activates 2 adrenergic receptors or activates muscarinic cholinergic receptors.
12) reabsorption of filtered glucose from the lumen in the pct is largely by means of
a) diffusion.
b) facilitated diffusion.
c) active transport.
d) cotransport.
e) countertransport.
13) tsh plays a key role in the ________ of thyroid hormones.
a) inhibition
b) synthesis
c) release
d) inhibition and secretion
e) synthesis and release