MALE REPRODUCTION MALE REPRODUCTIVE PHYSIOLOGY Testis - 2 compartments: interstitial tissue containing the Leydig cells that synthesize and secrete testosterone and the seminiferous tubules that produce spermatozoa and contain Sertoli cells Leydig cells and testosterone synthesis - Leydig cells mainly produce testosterone - T is a prohormone for synthesis of estradiol (vs. aromatase) and DHT (via. 5-alpha-reductase) - many effects of T are mediated via estradiol (esp in
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arterial end and absorb at its venous end. D.Discontinuous endothelium is more likely to be found in liver capillaries than in brain capillaries. E.Large proteins that enter the interstitial fluid are returned to the circulation via the lymphatic system. 4. The right side of the heart pumps blood through the circulation and the left side pumps
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technology. Personal computer is one of best witnesses that can prove this indubitable fact. There are many computer companies in the market‚ such as Lenovo‚ Apple‚ Dell and Hewlett-Packard. The challenge for these companies is not only to come up some strategies to attract customers‚ but also to establish their own ordering systems‚ which can help company to grow under this competitive market. Ordering system is one of the most important parts‚ because the design of ordering system including style
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Human Physiology Lab Special Senses Cutaneous Senses and Vision September 24/26‚ 2012 Our bodies are capable of sensing a wide spectrum of stimuli. We are consciously aware of some of the information our bodies perceive‚ but much of the information that is sensed is beyond our consciousness. Receptors responsible for perception of stimuli are found in many places: skin‚ eyes‚ ears‚ mouth‚ blood vessels‚ lungs‚ brain—frankly‚ every cell in the body has sensory receptors. These receptors are
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buffalo hump (fat build up behind neck around C7) Adrenal medulla- center of adrenal gland -produces Epinephrine and norepinephrine - mimic and enhance sympathetic nervous system and response - increase heart rate‚ dilate pupils‚ increase metabolism‚ shunt blood supply (more to skeletal muscle) Lymphatic system- Functions:- produce & maintain lymphocytes to defend against pathogens -return excess fluid that has leaked out of capillary beds to venous circulation Lymphoid organs-
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( Design of A Rectangular Patch Antenna using Computer Simulation Technology (CST) Nik Nurul Azuin Bt Nik Abdul Rahman‚ ID No.: 2010702499‚ GROUP: EE2405A Abstract— A design of a microstrip rectangular patch antenna is presented in this paper. The proposed antenna was simulated using Computer Simulation Technology (CST) CAD Package and design on a microstrip with relative permittivity of 4.6‚ and substrate and copper thickness of 0.5 mm and 0.035 mm respectively with 4.5 GHz of frequency. Keywords—
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Phase 2: 2016 - 2018 Synopsis You selected Pursue Big-Box Distribution‚ Expand Online Presence‚ and Develop a Private-Label Product and declined no opportunities . Below is a synopsis of how each opportunity affected your Working Capital and Cash Flow. Pursue Big-Box Distribution Taking on Mega- Mart Inc. as a customer resulted in impressive top-line growth but the company’s EBIT margin declined. Revenue’16’17’1805K10K $7‚100 Opportunity EBIT’16’17’180250500 Opportunity Free Cash Flow’16’17’180-2K-1K
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process: modelling and simulation‚ computer-aided design‚ and computer-aided manufacture. Modelling and simulation Electronic circuits can be modelled in real life using a prototyping board - also known as a breadboard. However‚ this can be time consuming and uses real components‚ which can be damaged. Computerised simulation software can be used to test circuits without the need to physically build them. In addition‚ the computer simulation can be saved and edited. Simulation software can also be
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BIOS256 Week 2 LAB EXERCISE Introduction to Chemical Digestion Directions: a. Click the Contents button. b. Open the Digestive System File. c. Click Animations. d. Click Introduction to Chemical Digestion. Introduction 1. Explain the function of chemical digestion. The function is to break down food‚ using enzymes and other digestive chemicals to reduce food into particle nutrients molecules that be absorbed and move it through the digestive tract. Digestive Chemicals
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2. Compare the development of lymphocytes with other formed elements. B lymphocytes develop in red bone marrow‚ T lymphocytes develop in red bone marrow and mature in the thymus; the other formed elements develop in red bone marrow 3. What is erythropoiesis? Which factors speed up and slow down erythropoiesis? Erythropoiesis is the process by which red blood cells (erythrocytes) are produced. If you lose a lot of blood‚ erythropoiesis will speed up; anemia can cause erythropoiesis to slow down
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