How can we help?
You can also find more resources in our
Select a category
Something is confusing
Something is broken
I have a suggestion
What is your email?
What is 1 + 3?
Upgrade to remove ads
Secretion of aldosterone will:
cause water to be retained
B vitamins are
Vitamin K is
True/false An individual can live with only one kidney.
Failure to have a menstrual period:
Aldosterone is secreted by the:
Which of the following gives protection against parasites?
The effect of increased sodium concentration in the blood
increases blood volume
How many sperm cells are produced at the end of one complete cycle of meiosis?
Which of the following is a "normal" range for fasting blood glucose levels?
80-110 mg per 100 mL of blood
The deciduous teeth are the:
Dehydration caused by vomiting or diarrhea is of greater concern in
Absence of urine
Which of the following is the most distal part of the small intestine
True/false Fibrinogen is a blood protein involved in blood clotting
The largest of the salivary glands
Aldosterone helps to regulate
Which one of the following is important in glucose metabolism?
What is the condition in which a patient voids urine involuntarily?
Mumps involves which one of the following glands?
True/false The pharynx is part of both the respiratory and digestive systems
The largest gland in the body
A macrophage is a type of:
A lack of Vitamin B12 may result in:
Male and female sex cells are called
Which one of the following is the "preferred" source of energy for the body?
Filtration occurs in the:
Temperature regulation is under the control of the
A chemical substance that prevents a sharp change in the pH of a fluid when an acid or base is added to it:
True/false Very little sodium is lost in the feces
The study of aging:
Another name for urination is
Which of the following is NOT a function of the placenta?
The greatest amount of water is found in:
A fertilized egg is called a
The openings of the ureters and the urethra in the urinary bladder is a triangular region called:
The resulting symptoms of a hiatal hernia are referred to as
gastroesophageal reflux disease
True/false Assimilation is the process of food molecules entering the cells.
True/false The uterine tubes are directly in contact with the ovaries
The appendix is directly attached to
The mitral valve is also known as the
The mixture of sperm, and the secretions of the accessory sex glands:
The foreskin of the penis is also called the:
A solution with a pH of 4 would be considered
The nucleus of a sperm cell is covered by a specialized structure that has lytic enzymes that are capable of penetrating the ova. This structure is the:
Another name for tooth decay:
Aldosterone is secreted by:
the adrenal cortex
Inflammation of the inner lining of the heart
Which of the following is the hardest tissue in the body?
The inner part of the kidney:
Which of the following is NOT an effect of aging?
Nerve conduction speed increases
Which one of the following is NOT a muscle of respiration?
An increase in capillary pressure will:
shift fluid out of the capillaries
In women the urethra is part of the
True/false Progesterone is produced continually throughout the menstrual cycle
The function of testosterone:
all of the above
The color of "normal" urine:
transparent yellow, amber or straw colored
Of the main fluid compartments, which varies the most in terms of its volume?
Pneumonia involves the
lower respiratory tract
The urethra is longer in:
Which of the following is NOT part of the female external genitalia?
True/false Renal calculi (kidney stones) is a type of cancer
The testes are responsible for producing:
a and d
The external opening through which urine leaves the body:
A deficiency of this vitamin may lead to neural tube defects in infants:
All of the following influence blood pressure EXCEPT:
strength of atrial contractions
Fertilization of the ovum by the sperm occurs in
the fallopian tubes
How many functional ova are produced at the end of one complete cycle of meiosis?
The body's best defense against wide variations in blood pH
When the bladder is empty, the inner lining is wrinkled and lies in folds called:
Which of the following help to regulate the amount of urine excreted?
a, b and c
atrial natriuretic hormone
Which of the following is the most distal structure in relation to the kidneys
This cells of this organ secrete bile
Which phase of postnatal development extends from the end of infancy to puberty?
Which of the following secrete the male sex hormone testosterone?
Of the main fluid compartments, which varies the least in terms of its volume?
Plasma and interstitial fluid are part of the:
extracellular fluid compartment
The pH of a solution represents
The concentration of hydrogen ions in the solution
The ph of blood:
Which of the following is a buffer?
True/false The virus that causes German measles (rubella) can easily pass through the placental "barrier
The number of nephrons in each kidney is approximately:
one to two million
The uterus is located
Posterior and superior to the urinary bladder
Urine formation begins with:
Which is MORE important in maintaining homeostasis?
The essential organs of reproduction in men and women are called:
What gland secretes sodium bicarbonate to help neutralize the acidity of the gastric juice that enters the intestines?
True/false Glucose is a normal finding in the urine
has a higher pH than venous blood
Sodium, calcium, and potassium are important electrolytes and are considered:
Protein digestion begins in the:
We can lose heat through the skin through all the following processes EXCEPT:
A condition where dangerous levels of toxins build up in the blood:
Which of the following are involved in the formation of urine?
a, b, and c
Emphysema reduces the oxygenation of blood, leading to hypoxia and excessive carbon dioxide in the blood. This is an example of
Which level of the spinal cord is involved with the regulation of micturition?
True/false If fluid intake equals fluid output, then the total amount of water in the body will not change.
Normal adult urine output is approximately
The structural and functional unit of the kidney:
True/false Uncontrolled diabetes mellitus may result in ketoacidosis
Protection received by an infant from the mother's breast milk
natural passive immunity
A single layer of squamous epithelial cells lining the inner surface of the circulatory system:
True/false Phagocytes are cells that are capable of ingesting foreign substances and organisms for their destruction.
True/false Polycythemia may increase blood viscosity (thickness) due to an increase in red blood cells and that may put a person at risk for stroke or myocardial infarction
Which one of the following is NOT considered a formed element in the blood?
True/false Blood pressure may decrease with increased heart rate because less blood may be pumped into the systemic circulation.
Pneumonia involves the:
lower respiratory tract
The hepatic portal circulation routes blood through the
What keeps the trachea from collapsing?
15-20 C-shaped rings of cartilage
Artery that supplies the brain and the meninges:
Which one of the following is NOT a characteristic sign of inflammation?
True/false The pharyngeal tonsils are also called the adenoids
The first branches of the respiratory tree to come off the trachea
In a hematocrit test
The red blood cells are located at the bottom of the tube
An excessive production of erythrocytes
The amount of air we breathe in and out with a normal breath is referred to as:
The red pigment in blood that carries oxygen
During vigorous exercise, the greatest change in blood flow occurs in:
In the ABO blood typing system, this is the "universal donor"
Function as exchange vessels for substances such as glucose, oxygen and carbon dioxide:
Upgrade to remove ads