Interneurons are organized into functional groups called
A) neuronal pools.
B) plexi.
C) rami.
D) spindles.
E) perineuria.
The amount of blood remaining in the ventricle when the semilunar valve closes is the
A) ejection fraction.
B) end-diastole volume.
C) start-diastolic volume.
D) end-systolic volume.
E) stroke volume.
An intestinal hormone that stimulates mucin production by the submucosal duodenal
glands is
A) secretin.
B) cholecystokinin.
C) enterocrinin.
D) GIP.
E) gastrin.
Which statement is false regarding reflexes?
A) Reflex responses can change over time.
B) You have no conscious control or modification ability over reflex action.
C) Some reflex responses are hereditary.
D) Reflex responses can be enhanced by repetition.
E) All of the above statements are true; there are no false statements.
The ________ ligaments extend from the base of the uterus and vagina to the lateral
walls of the pelvis.
A) cardinal
B) uterosacral
C) round
D) broad
E) mesovarium
The portion of the urethra that passes through the pelvic cavity floor is called the
A) membranous urethra.
B) bulbourethral.
C) penile urethra.
D) ureter.
E) prostatic urethra.
Thyroid hormones are structural derivatives of the amino acid
A) glutamic acid.
B) epinephrine.
C) iodine.
D) tyrosine.
E) glycine.
Eighty percent of nephrons in the human kidney are located in the ________ and have
short nephron loops.
A) cortex
B) medulla
C) pyramids
D) capsule
E) pelvis
Identify the structure where ATP is produced.
Figure 10-1 Skeletal Muscle Fiber
A) 6
B) 7
C) 1
D) 3
E) 2
The cochlear receptors that provide our sense of hearing are
A) hair cells.
B) modified interneurons.
C) otoliths.
D) pyramidal cells.
E) mucous cells.
Cortical regions that interpret sensory information or coordinate motor responses are
called ________ areas.
A) association
B) motor
C) cranial
D) sensory
E) intercalated
The cremaster muscle can raise and lower the testes to regulate
A) temperature.
B) expansion.
C) erection.
D) pH.
E) size.
The suprarenal cortex produces steroid hormones called
A) leukotrienes.
B) prostaglandins.
C) corticosteroids.
D) androgens.
E) somatotropins.