WGU C107

WGU C107 Module 29 Introduction to the Cardiovascular System. Questions and answers, rated A+ The cardiovascular system is composed of: - -Heart, blood vessels, and blood The blood vessels that carry blood away from the heart are called: - -Arteries The heart would best be described as being composed of: - -Two atria and two ventricles Which of the following structures is mainly composed of connective tissue? - -Blood - Blood is considered a connective tissue, with the watery plasma be...

WGU C107 Module 24 Endocrine System Structures, Questions and answers. Graded A+ Which of the following statements is NOT true about endocrine glands? - -They contain ducts. - This is not a true statement, as these glands generally release their hormones directly into the bloodstream from the cells that make the hormone(s). The pineal gland is located in the: - -Brain - It is located between the two cerebral hemispheres. The hypophyseal portal system is used to control the: - -Anterio...

WGU C107 Module 21 Hearing, Questions and answers, rated A+. VERIFIED. Which part of the ear contains the ossicles? - -Middle ear - Ossicles are the bones that transmit sound waves in the middle ear. Which part of the ear contains the auricle? - -Outer ear - The auricle is the cartilage shell of the ear, which is part of the outer ear. Which part of the ear contains the cochlea? - -Inner ear - The cochlea is the wrapped tube that transmits electrical signals found in the inner ear.

WGU c107 Module 20 Vision, Questions and answers, Graded A+.VERIFIED. Which of the following components of the eye is responsible for focusing light on the back of the eye? - -Ciliary body The anterior fibrous tunic of the sclera is highly modified to form a transparent area of the eye known as the: - -Cornea What is the order of the eyeball covering from outside to inside? - -Fibrous tunic, vascular tunic, nervous tunic What is the majority of the eyeball volume? - -Vitreous bod

WGU C107 Module 19 Sensory Nerves, Questions and answers, rated A+. VERIFIED. Which of the following are associated with the sensations of sight, hearing, and smell? - -Specialized receptor cells Which of the following is NOT matched with their stimuli? - -All of these are correctly matched. Exteroceptors - External environment Interoceptors - Internal organs Proprioceptors - Muscles, tendons, joints What is the function of a mechanoreceptor? - -They sense physicial stimuli, includin...

WGU C107 Module 18 The Peripheral Nervous System, Questions and answers, Rated A+. verified. What causes contralateral motor control? - -Decussation - Nerves crossing over, also called decussation, causes the contralateral or opposite sidedness of motor control. Which best defines cranial nerves? - -Peripheral nerves that emerge from the brain. - These nerves come directly from the brain and regulate functions in the head. Match the following cranial nerve with its role. Oculomotor n...

WGU C107 Module 16 Cells of the Nervous System, Top Questions and answers, graded A+. VERIFIED. In the neuron above, which appropriately labels the axon(s)? - -B - is pointing to the singular axon structure. In the neuron above, which appropriately labels the dendrite(s)? - -A - is the branched dendritic structure. Neurons can have thousands or tens of thousands of dendrites. In the neuron above, which appropriately labels the soma? - -Neither A nor B - The soma is the cell body, wh...

WGU C107 Module 15 Introduction to the Nervous System, Questions and answers, graded A+ How do the cells of the nervous system transmit signals? - Both electrical or chemical signals - Electrical signals are transmitted through the neuron and chemical signals are transmitted between neurons. What molecule moves across a synapse? - Neurotransmitters - Neurotransmitters including dopamine, epinephrine, etc., are the chemicals that travel through synapses. What type of signals move from...

WGU C107 Module 14 Functions of the Muscular System, Questions and answers, 100% Accurate. Graded A+ To stimulate skeletal muscle contraction, acetylcholine must cross the __________ of the neuromuscular junction and bind to receptors on the motor end plate. - -Synaptic cleft The folded sarcolemma of the muscle fiber that interacts with the neuron is called: - -The motor end plate Which of the following correctly lists the sequence of structures that action potentials must move thro...

WGU C107 Module 14 Functions of the Muscular System. Questions and answers, Graded A+ To stimulate skeletal muscle contraction, acetylcholine must cross the __________ of the neuromuscular junction and bind to receptors on the motor end plate. - -Synaptic cleft The folded sarcolemma of the muscle fiber that interacts with the neuron is called: - -The motor end plate Which of the following correctly lists the sequence of structures that action potentials must move through to excite s...