The enteric nervous system consists of plexuses within the walls of the ________.

A) brain
B) spinal cord
C) digestive tract
D) urinary bladder

Because thyroid hormone increases the body's ____ rate, a deficiency typically causes fatigue, increased sensitivity to cold temperature, and weight gain.

A) calcium uptake
B) water reabsorption
C) metabolic
D) glucose storage
E) kidney filtration

The tube leading from each kidney to the bladder is the ____.

A) glomerulus
B) ureter
C) urethra
D) bladder
E) rectum

Oxygen has an atomic number of 8 and an atomic mass of 16. How many valence electrons does it have?

A) 2
B) 4
C) 6
D) 8
E) 16

A disaccharide is composed of two monosaccharides joined by a glycosidic bond.

The hypothalamus controls the anterior pituitary via

A) nerve stimulation.
B) blood osmotic concentrations.
C) blood glucose concentrations.
D) sending hormones through a portal system.
E) ACTH.

The fact that most of us have five lumbar vertebrae, but some people have six and some have four, is an example of ________ variation among organisms.

A) cellular
B) holistic
C) physiological
D) anatomical
E) reductionist

Which of the following is specific to type 2 diabetes?

A) It is caused when the pancreas is not producing insulin.
B) It is likely due to an environmental agent, perhaps a virus, that causes cytotoxic T cells to destroy islets.
C) It is treated with insulin injections and pancreatic transplants.
D) It is dangerous due to the risk of acidosis, coma, and death.
E) It is often caused by obesity.

All of the following are spinal plexuses EXCEPT ________.

A) lumbar plexus
B) brachial
C) thoracic plexus
D) cervical plexus