Human Biology Unit 3 Sophia. Questions and answers practice docs solved solution 2021

Human Biology Unit 3 Sophia. Questions and answers practice docs solved solution 2021 1 Which area of the brain receives information collected from mechanoreceptors? Somatosensory cortex Olfactory lobe Medulla Pons CONCEPT Somatic Sense 2 What is the smallest region of the brain? Midbrain Forebrain Hindbrain Every person's brain is different CONCEPT The Brain 3 What parts of the mouth contain taste receptors? Tongue, throat and roof of the mouth Throat and roof of the mouth Tongue and roof of the mouth Tongue and throat CONCEPT Smell & Taste 4 Amy meets her new coworker for the first time and realizes they went to high school together. Which type of receptor most likely allowed for this realization? Osmoreceptor Thermoreceptor Nociceptor Photoreceptor CONCEPT Sensory Receptors 5 In the future, spinal cord injuries and diseases like Parkinson's may be treated with _________. Schwann cells stem cells chemoreceptors mechanoreceptors CONCEPT Stem Cells 6 Multiple sclerosis is brought about by __________. a viral infection of the meninges the gradual breakdown of the myelin sheath of the CNS a buildup of amyloid protein in the brain the destruction of cells in the basal ganglia CONCEPT Nervous System Health and Disorders 7 Which of these is determined by the reticular formation? Emotions Hunger and thirst Consciousness Memory CONCEPT Forebrain and Its Cerebrum 8 What is the effect of the drug Botox on neurotransmitters? It releases neurotransmitters that can cause muscle spasms. It prevents the release of neurotransmitters that contract muscles. It releases neurotransmitters that can cause the wrinkling of muscles. It prevents the release of neurotransmitters that smooth out muscles. CONCEPT Neurotransmitters 9 Which division of the peripheral nervous system is associated with involuntary muscle action? Sympathetic Parasympathetic Autonomic Somatic CONCEPT Central And Peripheral Nervous System 10 This ear disorder, which produces inflammation in the inner ear, is commonly referred to as an ear infection. Vertigo Tinnitus Otis media Motion sickness CONCEPT Disorders of the Ear 11 Select the TRUE statement about a resting neuron. It is non-permeable to both sodium and potassium ions. It is equally permeable to both sodium and potassium ions. It is more permeable to potassium ions. It is more permeable to sodium ions. CONCEPT Membrane Potential and Action Potential 12 Which of the following statements is true? The tectorial membrane is a structure in the cochlea that hair cells interact with to produce action potentials. The otolith organ carries signals from the inner ear to the brain. Sound coming into the ear first encounters the cochlea. Sound is mechanical energy that travels in the form of subatomic particles. CONCEPT Ear Anatomy and Hearing 13 What condition, also known as "pink eye," occurs when the the clear membrane of the eye becomes inflamed? Astigmatism Glaucoma Cataracts Conjunctivitis CONCEPT Disorders of the Eye 14 Which of the following statements about the medulla oblongata is true? It is the part of the brain that regulates unconscious activities such as heartbeat and breathing. It is the part of the brain that controls voluntary movements. It is located in the midbrain. It is the main part of the brain that processes information. CONCEPT Hindbrain and Midbrain 15 Which of the following statements is true? The axon fulfills a structural purpose and does not carry any signals. The axon conducts signals toward the cell body. The axon carries signals to and from the cell body. The axon conducts signals away from the cell body. CONCEPT Neurons 16 What are glial cells? A group or mass of neuron cells Cells found only in the central nervous system A bundle of neuron axons Cells that nourish and support neurons CONCEPT Nerves as Information Pathways 17 Which part of the eye does light enter through? Iris Pupil Fovea Retina