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Tsigereda Nadew
Anatomy weeks 1-5
| Question | Answer |
|---|---|
| What is the difference between Anatomy and Physiology? | Anatomy study of body structure whereas physiology deals with body function. |
| The "powerhouse" of cells called? | Mitochondria |
| What are the levels of biological organization from the chemical level to the organism level? | Chemical level, Organelle level, Cellular level, Tissue level, Organ level, System level, and Organism level |
| What is the function of the nucleus? | It stores DNA and controls the cell’s activities |
| Which tissue type binds, supports, and protects body structures? | Connective tissue |
| What are the three main layers of the skin? | Epidermis, dermis, and hypodermis |
| What protein makes the skin waterproof and is found in the outer layer of the epidermis? | Keratin |
| What pigment gives skin its color and helps protect against UV radiation? | Melanin |
| What part of the skin contains blood vessels and nerve endings? | Dermis |
| What is the shaft of a long bone called? | Diaphysis |
| What is the end of a long bone called? | Epiphysis |
| What is the difference between compact bone and spongy bone? | Compact bone is dense and strong whereas spongy bone is lighter and contains red bone marrow |
| What is the name of the tough connective tissue that covers the outer surface of bones? | Periosteum |
| What type of bone cell breaks down bone tissue? | Osteoclast |
| What type of bone cell builds new bone tissue? | Osteoblast |
| What is the term for the process of bone formation? | Ossification |
| What is the main component of the human body by weight? | Water |
| What organelle contains digestive enzymes to break down waste? | Lysosome |
| What is the double-layered membrane surrounding the nucleus called? | Nuclear membrane |
| What small opening in the nuclear membrane allows material to pass in and out? | Nuclear pores |