An environmental change that initiates a nerve impulse is a (n)? - (correct Answer)
- Stimulus
A neuron that carries impulse towards the CNS is described as? - (correct Answer) -
sensory
The light sensitive part of the eye is the? - (correct Answer) - retina
The colored part of the eye is the? - (correct Answer) - iris
The bending of light rays as they pass through the eye is called? - (correct
Answer) - refraction
The three small bones within the ear are the? - (correct Answer) - ossicles
The ear is the receptor for two sensors. They are? - (correct Answer) - hearing and
equilibrium
The word root alges/i means? - (correct Answer) - pain
The secretions of the endocrine glands are called? - (correct Answer) - hormones
The small gland in the brain that controls many other glans is the? - (correct
Answer) - pituitary
The gland in the neck that helps regulate metabolism is the? - (correct Answer) -
thyroid
The outer region of a gland or solid organ, such as the brain, is often called the?
- (correct Answer) - cortex
The hormone from the pancreas that lowers blood sugar is? - (correct Answer) -
insulin
Estrogen and progesterone are secreted by the? - (correct Answer) - ovaries
Epinephrine is secreted by the? - (correct Answer) - adrenal medulla
Addison Disease and cushings syndrome is a result from abnormalities in the? -
(correct Answer) - adrenal cortex
The liquid portion of the blood is the? - (correct Answer) - plasma
An erythrocyte is a (n)? - (correct Answer) - red blood cell
Blood platelets are active in the process of ? - (correct Answer) - blood clotting
All blood cells are made in the? - (correct Answer) - red bone marrow
The substance that carries oxygen in red blood cells is? - (correct Answer) -
hemoglobin
A substance that keeps a steady level of acidity or alkalinity in a fluid is a (n)?
- (correct Answer) - buffer
A lack of red cells in hemoglobin is the condition - (correct Answer) - anemia
The word root phag/o means - (correct Answer) - to eat, digest
The word root hem/o means - (correct Answer) - blood
The scientific name for the heart muscle is - (correct Answer) - myocardium
The fibrous sac that encloses the heart is the - (correct Answer) - pericardium
Each upper chamber of the heart is a (n) - (correct Answer) - atrium
A structure in a vessel or the heart that keeps blood moving in a forward direction
is a (n) - (correct Answer) - valve
An abnormal heart sound is a (n) - (correct Answer) - murmur
An instrument for studying the electrical activity of the hearts is a (n) -
(correct Answer) - electrocardiograph
A rapid heart rate is - (correct Answer) - tachycardia
Surgery to substitute a healthy vessel for a blocked artery is called - (correct
Answer) - bypass surgery
The largest artery is the - (correct Answer) - aorta
The right side of the heart pumps blood to the? - (correct Answer) - lungs
A vessel that carries blood back to the heart is the? - (correct Answer) - veins
The smallest vessels are the? - (correct Answer) - capillaries
Narrowing of a blood vessels diameter is called? - (correct Answer) -
vasoconstriction
A sphygmomonometer measures - (correct Answer) - blood pressure
A blood clot is technically called a - (correct Answer) - thrombus
Profuse loss of blood from a vessel is called - (correct Answer) - hemorrhage
The fluid that circulates in the lymphatic system is called - (correct Answer) -
, lymph
A small mass of lymphatic tissue along the path of a lymphatic vessels is called a
(n) - (correct Answer) - lymph node
The large lymphoid organ in the abdomen that filters blood is the - (correct
Answer) - spleen
The lymphatic organ in the chest that secrets a hormone and is active in immunity
is the? - (correct Answer) - thymus
Mass lymphoid tissue in the area of the throat are - (correct Answer) - tonsils
The small piece of lymphoid tissue attached to the large intestine is the -
(correct Answer) - appendix
The lymphatic system helps fight disease, it is part of the ____ system? - (correct
Answer) - immune
Cells that ingest and destroy foreign material are - (correct Answer) - phagocytes
Cytotoxic, helper, regulatory, and memory all apply types of - (correct Answer) -
t-cells
Rejection sysndrome is an adverse affect of - (correct Answer) - transplantation
The lymphocytes that mature in the thymus gland are the ? - (correct Answer) - T-
cells
Substances produced against foreign material are? - (correct Answer) - antibodies
When B-cells become activated, the differentiate into ____ when produces antibodies
- (correct Answer) - plasma cells
An exaggerated immune response that produces unpleasant and even dangerous affects
in termed - (correct Answer) - allergy
Blood is sent between the heart and lungs for oxygenation through the ____ circuit.
- (correct Answer) - pulmonary
The membrane around the lungs is the - (correct Answer) - pleura
A tube that branches off the trachea is a (n) - (correct Answer) - bronchus
The air sacs in the lungs through which gases are exchanged are the ? - (correct
Answer) - alveoli
The muscle under the lungs that is active in respiration is the - (correct Answer)
- diaphragm
As blood circulates through the body, the following changes occur - (correct
Answer) - oxygen enters the cells and carbon dioxide leaves
The common term for inflammation of the lung does not have the typed -itis ending.
Instead is called? - (correct Answer) - pneumonia
The pulmonary disease caused by an acid fast bacillus is - (correct Answer) -
tuberculosis
Which of the following passageways is shared by the digestive and respiratory
systems. - (correct Answer) - pharynx
The small intestine has three division. The first one is the - (correct Answer) -
duodenum
The serous membrane that lines the abdominal cavity is the - (correct Answer) -
peritoneum
The number of teeth in a complete adult set it - (correct Answer) - 32
The digestive glands that secret into the mouth are the - (correct Answer) -
salivary glands
The tube that carries food in the stomach is - (correct Answer) - esophagus
The long gland in the abdomen that secrets digestive juices and hormones is the -
(correct Answer) - pancreas
The large gland in the upper right abdomen that secrets bile is the - (correct
Answer) - liver
The common name for caries is - (correct Answer) - tooth decay
Cholecystitis is inflammation of the - (correct Answer) - gallbladder
The building phase of metabolism is called - (correct Answer) - anabolism
The sugar that is the main source of energy for the cell is - (correct Answer) -
glucose
The cell organelles that generate energy in the form of ATP are the? - (correct
Answer) - mitochondria
The building blocks of proteins are - (correct Answer) - amino acids