Skeletal System correct answers Organs: bones, cartilage, bone marrow
Function: provide support and protection, store calcium and minerals, form blood cells
Muscular System correct answers Organs: muscles, tendons
Function: provide movement, support and protect, generate heat and maintain body temperate
Skeletal, Cardiac, Smooth Muscle correct answers Skeletal - contractile proteins form alternating
patterns of light and dark (striations). Voluntary movement.
Cardiac - involuntary. Rich in capillaries, connective tissue supplies blood to the muscle
Smooth - involuntary. Grouped in irregular bundles, found lining internal organs.
Digestive System correct answers Organs: teeth, tongue, pharynx, esophagus, stomach,
intestines, liver, gallbladder, pancreas
Function: process and digest food, absorb and conserve water, breakdown nutrients, store energy,
generate heat
How much intestinal juice is secrete and how much water is secreted into the feces? correct
answers We produce anywhere between 6.5-8L of liquid a day but only lose 100 ml/day in the
feces
- most of the intestinal juice is reabsorbed
Esophagus correct answers expands when food is swallowed and is folded at rest
In the lining of the stomach's inner layer, it secretes gastric juice that is made up of _______ to
break down food? correct answers mucous, digestive enzymes, hydrochloric acid (HCl)
The lining of the small intestine is made up of what and what are its function? correct answers -
microvilli and villi
function: increases surface area to digest & reabsorb carbs and proteins
true or false
intestines are rich in blood vessels. correct answers true
Large intestine expands when feces passes through. correct answers
Cardiovascular System correct answers Organs: heart, blood, vessels
Function:
- distribute blood cells, water, & dissolved materials including nutrients, waste products, oxygen,
& carbon dioxide
- distribute heat and control body temp
What makes up the thoracic cavity? correct answers lungs and heart
, Abdominal arteries branch off the abdominal aorta correct answers
Pathway of Circulatory System correct answers Deoxygenated Blood - Right Atrium - tricuspid
valve - Right Ventricle - pulmonary artery - Lungs - Oxygenated Blood - pulmonary vein - Left
Atrium - mitral valve - Left Ventricle - Aorta - artery - arteriole - capillary - venule - vein - vena
cava
Normal movement of blood flow in the heart is: correct answers Right atrium-right ventricle-
lung-left atrium-left ventricle.
EKGs detect correct answers Heart attacks and abnormal cardiac rhythm
Reduced coronary artery blood flow can cause correct answers heart attack
-angina pectoris
-myocardial infarction
Respiratory System correct answers Organs: nasal cavity, sinuses, larynx, trachea, bronchi,
lungs, alveoli
Function:
-delivers air to alveoli
-provide O2 to blood
-remove CO2 from blood, sound
-produces sound for communication (larynx)
Function of Alveoli correct answers -surrounded by capillaries
-exchange O2 & CO2
How many lobes to the right and left lungs have? correct answers Right has 3 and the left has 2
We cannot hold a breath for long. Why? correct answers - brain controls respirations
- CO2 & diaphragm levels take over & override voluntary breathing & involuntary breathing
takes over
Renal and Urinary System correct answers Organs: kidney, ureter, bladder
Function:
- excrete waste from blood
- control water balance by regulating volume of urine production
- stores urine until voluntary elimination
- regulate blood [ion] and pH
How much liquid do we filter a day and how much urine is usually produced? correct answers
We filter 170 L/day while only producing 1.5 L of urine.
What is the functional unit of the kidney? correct answers nephron