Science Final Exam Flashcards
Which of the following is the function of the epididymis located in the male reproductive system?
It stores the sperm cells
Which of the following is the neurotransmitter responsible for skeletal muscle contraction?
Acettlcholine
Alveoli are responsible for which of the following events in the respiratory system?
Gas exchange- oxygen and carbon dioxide
Which of the following structures located on the neuron are used to transmit and receive information?
dendrites
These chemical messengers are used primarily by the body for purposes of growth, sexual function, sexual reproduction, metabolism, and mood.
Hormones
This particular component of the blood system is used to attack viruses and any other invading particles.
Macrophage
Humans require oxygen to survive. Which of the following is the primary reason we need oxygen to survive?
Energy (ATP)
Which of the following is the series of muscular contractions used to move food through the digestive system?
Peristalsis
Which structure in the male reproductive system is responsible for stimulation during intercourse?
Glans penis
Ovaries produce the eggs necessary for fertilization. Which path must be taken in order for the egg to reach the uterus?
Fallopian tubes
Which of the following is the main filtration unit located in the kidney?
Nephron
The opening to the uterus, which dilates during birth, is termed which of the following?
Cervix
Which of the following are bean-shaped vessels used to store lymphocytes and macrophages?
Lymph nodes
Fertilization requires the joining of a male sperm and a female egg. Which of following is the term used to describe this joining of two haploid cells?
Zygote
Which of the following is a component of the central nervous system?
Brain and spinal cord
Cardiac muscles illustrate characteristics that are unlike other types of muscles. Which of the following is a characteristic of cardiac muscles?
intercalated disc
Which of the following is necessary for oxygen to be inserted into the blood?
Hemoglobin
The following image is considered the functional unit of muscles. What is the term that is used to illustrate this image.
Sarcomere
Using the image in Question 19, which molecules are necessary for myosin to bind with actin?
Ca+, calcium and ATP
Which of the following is used to transport urine and sperm in the male reproductive/urinary system?
Urethra
This particular body system is responsible for managing the hormones used by the body for several functions.
Endocrine
The large intestine of the digestive system is responsible for ensuring the absorption of which of the following substances before expelling the remaining food matter?
water
After fertilization the zygote is referred as an embryo until the eighth week of development. Which of the following terms are used to describe the zygote after the eighth week of development until birth?
Fetus
Without oxygen, this substance increases in concentration and prevents the interaction between actin and myosin.
Lactic acid
The male reproductive system uses which of the following components to ensure safe passage of sperm by encasing the sperm in a seminal fluid?
Seminal vesicles and prostate gland
Which of the following structures in a neuron insulates the electrical impulse?
Myelin sheath
The lining of the stomach contains which of the following types of muscles?
Smooth
This particular substance is created by the liver and aids in digestion.
Bile
Which of the following is considered the largest artery in the human body.
Aorta
Which type of cells are found in the skeletal system?
Mature bone cells called (osteocytes)
Using the image below, identify the labeled structure of this heart.
Heart labeling
Which cells in the blood are responsible for transporting oxygen?
Red blood cells
What is the functional unit of the kidney and urinary system?
Nephron
This particular body system is responsible for protection and the releasing of heat and toxic fumes from inside the body.
Integumentary system
Neurotransmitter transmission during nerve impulse is assisted by which of the following molecules?
Sodium or Potassium
What structures are located in the nose that suggest breathing through the nose is a more efficient process than breathing through the mouth?
Cilia
Which stages during pregnancy does male and female genitalia become apparent?
Second Trimester
Identify the labeled structure in the below image:
Female reproductive system labeling
Which structure in the female reproductive system most closely resembles the function of the glans penis?
Clitourous
Which body system is known for protecting internal organs and maintaining posture?
Skeletal system
