Ch. 33

The part of a neuron that contains the nucleus is the a. cell body b. dendrite c. axon d. glial

a. cell body

Which type of animal maintains a constant internal body temperature? a. endotherm b. ectotherm c. coelomate d. mesoderm

a. endotherm

Which is an example of negative feedback? a. lowering of blood glucose after a meal b. blood clotting after an injury c. lactation during nursing d. uterine contractions during labor

a. lowering of blood glucose after a meal

The cell found in bone that makes the bone is called an ________. a. osteoblast b. osteocyte c. osteoclast d. osteon

a. osteoblast

The symmetry found in animals that move swiftly is ________. a. radial b. bilateral c. sequential d. interrupted

b. bilateral

Which type of epithelial cell is found in glands? a. squamous b. cuboidal c. columnar d. transitional

b. cuboidal

Which type of connective tissue has the most fibers? a. loose connective tissue b. fibrous connective tissue c. cartilage d. bone

b. fibrous connective tissue

The body's thermostat is located in the ________. a. homeostatic receptor b. hypothalamus c. medulla d. vasodilation center

b. hypothalamus

Plasma is the ________. a. fibers in blood b. matrix of blood c. cell that phagocytizes bacteria d. cell fragment found in the tissue

b. matrix of blood

A plane that divides an animal into equal right and left portions is ________. a. diagonal b. midsagittal c. coronal d. transverse

b. midsagittal

The type of muscle cell under voluntary control is the ________. a. smooth muscle b. skeletal muscle c. cardiac muscle d. visceral muscle

b. skeletal muscle

The pleural cavity is a part of which cavity? a. dorsal cavity b. thoracic cavity c. abdominal cavity d. pericardial cavity

b. thoracic cavity

Which type of epithelial cell is best adapted to aid diffusion? a. squamous b. cuboidal c. columnar d. transitional

c. columnar

What term describes the condition of a desert mouse that lowers its metabolic rate and "sleeps" during the hot day? a. turgid b. hibernation c. estivation d. normal sleep pattern

c. estivation

When faced with a sudden drop in environmental temperature, an endothermic animal will: a. experience a drop in its body temperature b. wait to see if it goes lower c. increase muscle activity to generate heat d. add fur or fat to increase insulation

c. increase muscle activity to generate heat

The cell found in bone that breaks it down is called an ________. a. osteoblast b. osteocyte c. osteoclast d. osteon

c. osteoclast

Which type of connective tissue has a mineralized different matrix? a. loose connective tissue b. fibrous connective tissue c. cartilage d. bone

d. bone

Which method of heat exchange occurs during direct contact between the source and animal? a. radiation b. evaporation c. convection d. conduction

d. conduction

Which type of epithelial cell is found in the urinary bladder? a. squamous b. cuboidal c. columnar d. transitional

d. transitional

A plane that divides an animal into dorsal and ventral portions is ________. a. sagittal b. midsagittal c. coronal d. transverse

d. transverse