Introduction To Anatomy & Physiology

Microtubules, intermediate fibers, and microfilaments are all parts of the A. cytoskeleton. B. fluid mosaic. C. cytosol. D. integral proteins.

A. cytoskeleton.

Salivary, sweat, and mammary glands are composed of _______ tissue. A. epithelial B. nervous C. muscle D. connective

A. epithelial

A researcher has developed a drug that kills cells by preventing transcription. The most direct effect of the drug is that it prevents the cells from A. making new proteins. B. exporting substances from the cytoplasm. C. making new DNA. D. breaking things down in the cytoplasm.

A. making new proteins.

Keratin is found in _______ cells. A. skin B. heart muscle C. oviduct D. liver

A. skin

Where is the peritoneum located? A. Dorsal body cavity B. Abdomen C. Heart D. Thoracic cavity

B. Abdomen

Where are phospholipids primarily found in the body? A. Cytoplasm B. Cell membranes C. Spindle apparatus D. Extracellular fluid

B. Cell membranes

Which of the following describes the levels of organization in an animal's body, from least complex to most complex? A. Cells, organs, tissues, organ systems B. Cells, tissues, organs, organ systems C. Tissues, cells, organs, organ systems D. Cells, organ systems, tissues, organs

B. Cells, tissues, organs, organ systems

Which cell organelles are present in greater numbers in cells with high energy demands? A. Lysosomes B. Mitochondria C. Nuclei D. Golgi apparatus

B. Mitochondria

Which type of muscle has muscle cells that connect to one another at junctions called intercalated disks? A. Nonstriated voluntary muscle B. Striated involuntary muscle C. Striated voluntary muscle D. Nonstriated involuntary muscle

B. Striated involuntary muscle

Based on your understanding of the terms proximal and distal, the distal sesamoid bone in the equine leg would be expected to have which relationship to the proximal sesamoid bone found on the same leg? A. The distal sesamoid bone is closer to the skin than the proximal sesamoid bone. B. The distal sesamoid bone is closer to the hoof than the proximal sesamoid bone. C. The distal sesamoid bone is closer to the midline of the body than the proximal sesamoid bone. D. The distal sesamoid bone is closer to the body than the proximal sesamoid bone.

B. The distal sesamoid bone is closer to the hoof than the proximal sesamoid bone.

The area at the base of the neck between the front legs that covers the cranial end of the sternum is called the A. poll. B. brisket. C. barrel. D. flank.

B. brisket.

X-shaped chromosomes are linked together at the A. cystosome. B. centromere. C. replication fork. D. metaphase plate.

B. centromere.

Proud flesh is composed of A. epithelial tissue and capillaries. B. collagen fibers and capillaries. C. epithelial tissue and collagen fibers. D. collagen fibers and macrophages.

B. collagen fibers and capillaries.

The part of the nerve cell that receives impulses of information from other cells is the A. neuroglia. B. dendrite. C. axon. D. perikaryon.

B. dendrite.

Organic compounds contain _______, and inorganic compounds don't. A. acids B. hydrocarbon groups C. salts D. lipids

B. hydrocarbon groups

In a mixture, the component that's present in the greatest amount is the A. solution. B. solvent. C. suspension. D. solute.

B. solvent.

The type of membrane that lines the cavities of joints is the _______ membrane. A. serous B. synovial C. mucus D. cutaneous

B. synovial

During surgery, the veterinarian needs to make a cut in the skin along the ventral surface of the abdomen, moving in the caudal direction. The veterinarian makes the cut toward the A. spine. B. tail. C. limb. D. head.

B. tail.

Which of the following is a characteristic of second-intention wound healing? A. The edges of a wound are held together. B. No granulation tissue forms. C. A scar develops. D. A superficial scratch is received.

C. A scar develops.

Which plane of reference would always divide a four-legged animal into two equal halves that are mirror images of each other? A. Frontal B. Transverse C. Median D. Sagittal

C. Median

Another name for the skin is the _______ membrane. A. synovial B. mucus C. cutaneous D. serous

C. cutaneous

The part of the nerve cell that receives impulses of information from other cells is the A. perikaryon. B. neuroglia. C. dendrite. D. axon.

C. dendrite.

Salivary, sweat, and mammary glands are composed of _______ tissue. A. muscle B. connective C. epithelial D. nervous

C. epithelial

The lamina propria of a mucous membrane is composed of _______ tissue. A. stratified squamous epithelial B. simple squamous epithelial C. loose connective D. elastic connective

C. loose connective

If a gland has a branched duct that carries secretions to the deposition site, it's a/an _______ gland. A. unicellular exocrine B. multicellular endocrine C. multicellular exocrine D. unicellular endocrine

C. multicellular exocrine

Protein synthesis begins in the A. ribosomes. B. mRNA. C. tRNA. D. DNA.

D. DNA.

Which type of muscle is paralyzed when its nerve supply is absent? A. Striated involuntary muscle B. Nonstriated involuntary muscle C. Nonstriated voluntary muscle D. Striated voluntary muscle

D. Striated voluntary muscle

Scar tissue is made from _______ tissue. A. epithelial B. reticular C. fibrin D. granulation

D. granulation

The medium through which cells exchange nutrients and waste materials with the bloodstream is A. reticular fibers. B. collagen. C. elastic fibers. D. ground substance.

D. ground substance.

Water and fats don't mix well because fats are A. hydrocolloidal. B. hydrophilic. C. hydrostatic. D. hydrophobic.

D. hydrophobic.

Cell membrane proteins that occur inside the lipid bilayer are called _______ proteins. A. structural B. globular C. peripheral D. integral

D. integral

The type of tissue that coordinates and controls activities in and around an animal's body is _______ tissue. A. epithelial B. connective C. muscle D. nervous

D. nervous

The matrix of blood in the body is made of A. erythrocytes. B. serum. C. thrombocytes. D. plasma.

D. plasma.

Cell differentiation and development is dependent on the A. number of chromosomes in genes. B. number of genes in chromosomes. C. position of chromosomes in genes. D. position of genes in chromosomes.

D. position of genes in chromosomes