In which of the following locations would the urinary bladder and internal reproductive organs be found?
1. Thoracic
... [Show More] cavity
2.
Mediastinum
3.
Abdominal cavity
4.
Pelvic cavity
4.
Pelvic cavity
Which tissue serves as the framework of the body by providing support and structure for the organs?
1.
Epithelial
2.
Connective
3.
Nervous
4.
Muscle
2.
Connective
What are the glands of skin that produce a thin, watery secretion?
1.
Sebaceous glands
2.
Eccrine glands
3.
Apocrine glands
4.
Endocrine glands
2.
Eccrine glands
You have been given a sample of tissue that has open spaces partially filled by an assemblage of needle-like structures. What is the tissue?
1.
Spongy bone
2.
Compact bone
3.
Cartilage
4.
Adipose tissue
1.
Spongy bone
Which mineral is responsible for regulating fluid in the body?
1.
Chloride
2.
Sodium
3.
Calcium
4.
Magnesium
2.
Sodium
All actions of the nervous system depend on the transmission of nerve impulses over which of the following?
1.
Neuroglia
2.
Efferent pathways
3.
Afferent pathways
4.
Neurons
4.
Neurons
Which leukocytes are correctly matched with their function or description? (Select all that apply.)
1.
Monocytes—become macrophages
2.
Basophils—the most common type of WBC
3.
Lymphocytes—important in immune response
4.
Neutrophils—phagocytize microorganisms
1, 3, and 4
Which of the following is the blood vessel where exchanges take place between blood and the cells of the body?
1.
Artery
2.
Vein
3.
Capillary
4.
Arteriole
3.
Capillary
In order for inhalation to occur, what must happen?
1.
Contraction of the diaphragm, which decreases the volume of the chest cavity and draws air into the lungs
2.
Contraction of the diaphragm, which enlarges the chest cavity and draws air into the lungs
3.
Recoil of the lungs as the respiratory muscles contract and the thorax decreases in size
4.
Recoil of the lungs as the respiratory muscles relax and the thorax decreases in size
2.
Contraction of the diaphragm, which enlarges the chest cavity and draws air into the lungs
Which are the functional units of the kidney?
1.
Ureters
2.
Glomeruli
3.
Nephrons
4.
Renal capsules
3.
Nephrons
What separates the thoracic cavity from the abdominal cavity?
1.
Diaphragm
2.
Mediastinum
3.
Liver
4.
Lungs
1.
Diaphragm
What is the basic unit of life and the building block of tissues and organs?
1.
Atom
2.
Organelle
3.
Cell
4.
DNA
3.
Cell
Which of the following are functions of the skeletal system? (Select all that apply.)
1.
Support the body
2.
Hemopoiesis
3.
Conduct impulses
4.
Provide protection
1, 2, and 4
Why are skeletal muscles also called voluntary muscles?
1.
They are under conscious control.
2.
They are attached to the skeleton.
3.
They use ATP to energize contraction.
4.
They are striated in appearance.
1.
They are under conscious control.
Motor or ____________ neurons transmit nerve impulses away from the CNS.
1.
afferent
2.
efferent
3.
central
4.
peripheral
2.
efferent
What are chemical messengers that control growth, differentiation, and the metabolism of specific target cells called?
1.
Hormones
2.
Neurons
3.
Glands
4.
Second messengers
1.
Hormones
What is the exchange of gases between the atmosphere and the blood through the alveoli called?
1.
External respiration
2.
Internal respiration
3.
Inhalation
4.
Cellular respiration
1.
External respiration
Most of the carbon dioxide in the blood does which of the following?
1.
It is carried in solution or bound to blood proteins.
2.
It is carried on hemoglobin.
3.
It is converted to bicarbonate ions by carbonic anhydrase within red blood cells.
4.
It is converted to bicarbonate ions by carbonic anhydrase within the plasma.
3.
It is converted to bicarbonate ions by carbonic anhydrase within red blood cells. [Show Less]