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WorksheetsBIO 160 Digestive, Urinary, Reproduct. sysm & mixed questns.
Total questions: 50
Worksheet time: 25mins
Material passing through the digestive tract travels through the ___.
alimentary canal and accessory organs
alimentary canal
accessory organs
Choose the correct digestive function that matches this description.
“Small molecules are transported across the intestinal wall and enter the bloodstream or lacteals”
absorption
ingestion
mechanical digestion
chemical digestion
Choose the correct digestive function that matches this description.
“Eating; putting food into the mouth”
absorption
ingestion
mechanical digestion
chemical digestion
Choose the correct digestive function that matches this description.
“Material is physically broken apart; includes chewing, stomach churning, and segmentation”
absorption
ingestion
mechanical digestion
chemical digestion
Choose the correct digestive function that matches this description.
“Large molecules are broken down into smaller molecules with the help of enzymes.”
absorption
ingestion
mechanical digestion
chemical digestion
The majority of chemical digestion occurs in which structure?
mouth
stomach
small intestine
large intestine
Which of the following is NOT secreted in the stomach?
gastrin
protease
hydrochloric acid
bicarbonate
The majority of nutrient and water absorption occurs in what structure?
large intestine
stomach
small intestine
esophagus
What structure stores bile, but does not produce it?
gallbladder
liver
parietal cells
Which enzyme breaks down lipids?
proteases
lipases
nucleases
amylase
The pancreas, gallbladder, and liver all deliver secretions to what segment of the alimentary canal?
cecum
ileum
duodenum
esophagus
What is the structural and functional unit of the kidney?
renal pyramid
nephron
urinary bladder
renal column
Which of the following substances would be reabsorbed along the renal tubule? Mark all that apply.
Water
Uric acid
Ammonia
Glucose
Waste products, such as urea and uric acid, are produced as a byproduct of ___.
Homeostasis
gas transport
digestion
metabolism
What type of muscle tissue is located in the walls of the ureters, urinary bladder, and urethra?
transitional muscle
cardiac muscle
smooth muscle
skeletal muscle
Renal pyramids are regions of the ___.
Nephron
Medulla
Cortex
Glomerulus
If body fluids become too acidic, the kidneys will excrete ___ hydrogen ions (H+) in the urine.
More
Fewer
Blood enters the glomerulus from what blood vessel?
peritubular capillaries
afferent arteriole
vasa recta
efferent arteriole
Filtrate moves through the structures of the renal tubule in what order?
nephron loop - glomerular capsule - distal convoluted tubule - proximal convoluted tubule
glomerular capsule - proximal convoluted tubule - nephron loop - distal convoluted tubule
glomerular capsule - distal convoluted tubule - proximal convoluted tubule - nephron loop
glomerular capsule - distal convoluted tubule - nephron loop - proximal convoluted tubule
Veins draining blood from the digestive tract transport blood first to what organ?
Brain
Heart
Pancreas
Liver
Testosterone is produced by cells in what structure?
seminal vesicles
testes
glans penis
bulbourethral glands
The start of menstruation in girls is known as ___.
Menarche
Puberty
Menopause
Oogenesis
An oocyte, developing in an ovary, is surrounded by supporting cells. All together, this structure is known as a(n) ___.
Ovum
Follicle
Ampulla
Egg
A uterine tube connects the uterus to what other structure?
Ovary
Cervix
Vulva
Vagina
The uterine contractions leading up to childbirth are controlled by a negative feedback loop.
True
False
What hormone is detected by home pregnancy tests?
Progesterone
luteinizing hormone
estrogen
human chorionic gonadotropin
A large surge in the concentration of what hormone causes ovulation to occur?
Estrogen
Progesterone
LH
GnRH
Which structure, associated with a sperm, is involved in breaking through the external membranes of the ovum?
Flagella
Midpiece
Acrosome
Head
What hormone is primarily responsible for uterine contractions leading to parturition?
Progesterone
Prolactin
Estrogen
Oxytocin
What coordinates the events of the ovarian cycle with the events of the uterine cycle?
sexual intercourse
nerves
gametes
hormones
If a fertilized egg implants, causing a pregnancy to occur, what layer of the uterus does the egg implant into?
Endometrium
Perimetrium
Myometrium
Which enzyme breaks down starch?
proteases
lipases
nucleases
amylase
Which structures make up the "brush border" of the small intestine?
Villi
Rugae
circular folds
microvilli
Intestinal juice is acidic.
True
False
What substance is involved in emulsification?
Urine
Enzymes
Bile
Filtrate
Material being transported through the alimentary canal would pass through sphincters in what order?
lower esophageal - upper esophageal - ileocecal - pyloric – anal
lower esophageal - upper esophageal - pyloric - ileocecal – anal
upper esophageal - lower esophageal - pyloric - ileocecal – anal
upper esophageal - lower esophageal - ileocecal - pyloric – anal
The SRY gene is located on which chromosome?
Y chromosome
X chromosome
If someone is lactose intolerant, will they be able to break down the proteins found in milk?
Yes, because proteins are broken down by a different enzyme
No, because lactase is needed to break down proteins
Yes, because proteins do not need enzymes to be broken down
No, because lactose intolerant people cannot make any enzymes
DNA, RNA, and ATP are all examples of ___.
Proteins
Carbohydrates
Lipids
nucleic acids
What element is needed to make hemoglobin?
Iodine
Iron
Sodium
Calcium
An abnormal heart sound could indicate a potential problem with which structure(s) in the heart?
cardiac blood vessels
blood vessels attached to the heart
a blood disorder
heart valves
Systolic pressure corresponds to the pressure exerted by blood within arteries during ___.
ventricular relaxation
ventricular contraction
atrial relaxation
atrial contraction
What is the primary component that makes up cell membranes?
Phospholipids
Cholesterol
Proteins
Carbohydrates
Which type of transport requires ATP?
Active
Passive
Which form(s) of cellular transport involve a vesicle? (Mark all that apply)
facilitated diffusion
endocytosis
phagocytosis
primary active transport
exocytosis
When a person becomes dehydrated, their body fluids become hypertonic. How will this affect cells in the person's body?
the cells will not be affected
the cells will gain water and swell
the cells will lose water and shrivel
Which type of tissue is found on the surface of the skin?
muscle tissue
connective tissue
nervous tissue
epithelial tissue
Fingernails are primarily made up of ___.
elastin
collagen
melanin
keratin
What is the most serious degree of burn?
fourth degree
second degree
first degree
third degree
A muscle that helps the prime mover produce a movement is called a ___.
fixator
antagonist
agonist
synergist
