• All invertebrates have nervous systems • Spinal cord and the brain form the Central Nervous System • Some amino acids act as neurotransmitters • Plasma membrane provide sites that act as receptors for hormones • Each neuron is a physical contact with several other neurons forming a network for communication purpose • The brain and the spinal cord form the Central Nervous System • Axons often branch and form dendrites • A neuron at rest maintains positive charnges inside and
7. Dendrite J - Consist of neocortex area among other four areas ANSWERS: A B C D E F J KENYATTA UNIVERSITY PSE 300: INTRODUCTION TO NEUROPSYCHOLOGY NAME________________________________________NUMBER ________/_____________/ --- (Surname) (Other names) QUIZ -1 Answer all the questions in the spaces provided Define the term Neuropsychology State the two traditional foci that influenced the study of Neuropsychology 39 FIRST COLUMN SECOND COLUMN 1. Glial cells A - A shallow brain cleft 2. Neurons B - Develop from spongioblasts 3. Fiber or tract pathway C - A collection of axons 4. Forebrain D - A deep brain cleft 5. Fissure E - Develop from neuroblasts 6. Sulci F - An extention from the neuron cell body that branch and rebranch
40 Define Ethology and Pharmacology and explain their contribution to Neuropsychology. Provide any two disciplines that have contributed to the development of modern Neuropsychology. What was the contribution of Isaac Newton to the study of the brain ? What is a lesion ? KENYATTA UNIVERSITY GENERAL BIOLOGY - HND 101 14/08/05 12:33 NAME________________________________________NUMBER ________/_____________/ 9--- (Surname) (Other names) QUIZ - 4 Answer all the questions in the spaces provided 1. Indicate by a tick against each of the following statements whether each is true or false: 40
• Lysosomes contain enzymes • Endoplasmic reticulum functions as avenues of exchange • Centrioles occur in both animals and plant cells • Nucleolus is separated by a membrane from the rest of the nucleus What is the probability of having 3 boys and 3 girls among families with six children, assuming there is an equal chance of having a boy or a girl; In that order ? In any order ? Body odour perceived to be objectionable is used to disrupt normal school activities. Supposing you are the head of the school concerned, briefly list information you could use to counsel and calm students in your address to them. Sex ratio (Boy: Girls) differs slightly among different sections of human communities and at certain times, list below special circumstances that seem to affect this ratio indicating whether each favours girls or boys. KENYATTA UNIVERSITY SBT 301 - GENERAL GENETICS 14/08/05 12:33 NAME________________________________________NUMBER 41 Statement True False • Mitochondria are generally more abundant in animal cells than in plant cells • Ribosome's function in protein biosynthesis • Vacuoles have excretory functions • Plasma membrane functions for cell respiration in cells without mitochondria • Nucleus is found in virtually in all cells
42 ________/_____________/ 9--- (Surname) (Other names) QUIZ - 2 Distinguish maternal and plasmogene forms of cytoplasmic inheritance.
- Winter '15
- cells, sperm cells