Which of the following is the function of the endocrine system?

A) To remove wastes and liquids from the body
B) To detect changes in the body, and stimulate glands and muscles
C) To return excess tissue fluid to the blood
D) To secrete hormones
E) To protect internal tissues

When a person hits their "funny bone," they cause temporary damage to the ________ nerve.

A) axillary
B) radial
C) musculocutaneous
D) ulnar
E) median

An abrupt reversal in the electric gradient across the neuron plasma membrane is called a(n) ____.

A) resting potential
B) membrane potential
C) action potential
D) ion concentration gradient
E) electrochemical signal

Which of the following types of glands secretes an oily substance into the hair follicles, to keep the hair and skin surface lubricated and water-resistant?

A) Apocrine sweat glands
B) Eccrine sweat glands
C) Sudoriferous glands
D) Sebaceous glands
E) Ceruminous glands

Plasma

A) is one of the formed elements.
B) is the liquid matrix of the blood.
C) transports waste products but not nutrients.
D) accounts for less than half of the blood volume.
E) is serum plus formed elements.

An economic strike is a strike that occurs when workers are unhappy with a country's general economic conditions and seek to apply pressure to government officials to improve the economy.

Which are the three main roles played by organisms in community life?

A) Producer, detritivore, decomposer
B) Consumer, detritivore. decomposer
C) Producer, consumer, decomposer
D) Facilitator, decomposer, consumer
E) Realized niche, fundamental niche, habitat

Which of the following statements concerning the inner ear is true?

A) The cochlear duct is filled with perilymph.
B) The bony core of the cochlea is called the modiolus.
C) The footplate of the incus fits into the round window.
D) The vestibule is one of the regions of the organ of corti.
E) The spiral organ is found in the semicircular canals.

The ________ the solute concentration, the ________ the osmotic pressure of the solution

A) lesser; greater
B) greater; lesser
C) greater; greater
D) none of the above

Four of the five answers listed below are related by the same gender. Select the exception.

A) megaspore
B) integuments
C) embryo sac
D) microspore
E) egg